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Latest Ivette Perfecto Stories

2012-08-04 02:26:14

Predatory beetles can detect the unique alarm signal released by ants that are under attack by parasitic flies, and the beetles use those overheard conversations to guide their search for safe egg-laying sites on coffee bushes. Azteca instabilis ants patrol coffee bushes and emit chemical alarm signals when they're under attack by phorid flies. In an article published online July 27 in the journal Ecology and Evolution, University of Michigan researchers and their colleagues show that...

2010-02-22 16:35:46

ANN ARBOR, Mich. -- Conventional wisdom among many ecologists is that industrial-scale agriculture is the best way to produce lots of food while preserving biodiversity in the world's remaining tropical forests. But two University of Michigan researchers reject that idea and argue that small, family-owned farms may provide a better way to meet both goals. In many tropical zones around the world, small family farms can match or exceed the productivity of industrial-scale operations, according...

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2008-01-23 14:45:00

ANN ARBOR, Mich. -- Ever since a forward-thinking trio of physicists identified the phenomenon known as self-organized criticality -- a mechanism by which complexity arises in nature -- scientists have been applying its concepts to everything from economics to avalanches.Now, researchers at the University of Michigan and the University of Toledo have shown that clusters of ant nests on a coffee farm in Mexico also adhere to the model. Their work, which has implications for controlling coffee...


Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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